This is a prospective, non-randomized, multi-center study to assess safety and long-term patency of the ostia treated with the XprESS device per the device indication for use (IFU).
Endoscopic balloon-only and hybrid-balloon procedures involving dilation of the frontal recesses, maxillary ostia, and/or sphenoid sinus ostia were performed in 175 patients. One-month follow-up was required for all patients. The first 50 patients enrolled also consented to a 1-year follow-up. Complications and sinus symptom severity were assessed at the 1-month visit. Symptom severity and ostial patency of the treated sinuses were evaluated at the 1-year visit.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
TREATMENT
Masking
NONE
Enrollment
175
Sinus dilation completed with the XprESS Balloon Device with or without additional endoscopic sinus surgery procedures (dilation of the frontal recesses, maxillary ostia, and/or sphenoid sinus ostia).
Texas Sinus Center
San Antonio, Texas, United States
Safety Assessments
Adverse event reporting as related to XprESS device or procedure
Time frame: 1 month after procedure
Sino-Nasal Outcome Test (SNOT-20) at 1 Month
The 20-item Sino-Nasal Outcome Test (SNOT-20) is a validated, patient-reported outcome assessment to measure the presence and severity of symptoms of chronic rhinosinusitis. Each symptom is scored from 0 (no problem) to 5 (as bad as it can be). The overall score is the mean of the 20 individual items, with a range from 0 to 5 with higher scores indicating greater disease severity. A difference of 0.8 has been determined to be the minimal clinically important difference (MCID) for the SNOT-20.
Time frame: Baseline and 1 month after procedure
SNOT-20 at 6 Months
The 20-item Sino-Nasal Outcome Test (SNOT-20) is a validated, patient-reported outcome assessment to measure the presence and severity of symptoms of chronic rhinosinusitis. Each symptom is scored from 0 (no problem) to 5 (as bad as it can be). The overall score is the mean of the 20 individual items, with a range from 0 to 5 with higher scores indicating greater disease severity. A difference of 0.8 has been determined to be the minimal clinically important difference (MCID) for the SNOT-20.
Time frame: Baseline and 6 months post procedure
SNOT-20 at 12 Months
The 20-item Sino-Nasal Outcome Test (SNOT-20) is a validated, patient-reported outcome assessment to measure the presence and severity of symptoms of chronic rhinosinusitis. Each symptom is scored from 0 (no problem) to 5 (as bad as it can be). The overall score is the mean of the 20 individual items, with a range from 0 to 5 with higher scores indicating greater disease severity. A difference of 0.8 has been determined to be the minimal clinically important difference (MCID) for the SNOT-20.
Time frame: Baseline and 12 months post procedure
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